Question

multiple - choice question
when vegetation in a swampy area dies, is buried and gets squeezed (put under pressure) over time, what is first formed?
peat
coal
lignite

Explanation:

When vegetation in a swampy area dies, is buried and undergoes pressure over time, peat is the first - stage product formed. Coal and lignite are formed after further compaction and transformation of peat over long geological time scales.

Answer:

peat